Explain three reasons why conservatives gained political power during the 1970s. (about 6 sentences pls)

There are a number of reasons why conservatives came to power during this decade.  They include:

What all of these things did was to create a backlash against the changes that were going on in American culture.  All of the things mentioned above made traditional-minded Americans feel that American society was changing too drastically.  They felt that society was moving too far toward liberal ways.  They felt that things like respect for authority and individual willingness to work hard were disappearing.  This led to a backlash in which conservatism came to dominate the American political scene.

the answer would be a).